Hindustan Oil Exploration Co. Ltd., Chennai, has placed on stream a modular gas processing plant at Dirok natural gas field in Assam, where it plans to drill four wells under a revised plan for second-phase development. The Hollong plant, about 10 km south of Digboi, can process 35 MMscfd of gas and 800 b/d of condensate. HOEC called it “a first of its kind in India.”